Security Trust & Savings Bank
Storm Lake, IA · State member commercial bank
Sonar Score
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out of 100 · from public FDIC data
Reported March 31, 2026. The Sonar Score is an informational signal from public FDIC data — not a rating or financial advice.
Key figures
- Total assets
- $283.7M
- Total deposits
- $257.1M
- Branches
- 3
- Return on assets
- 1.18%
- Return on equity
- 12.65%
- Charter type
- State member commercial bank
- Established
- 1908
- FDIC cert #
- 968
How the 61 breaks down
Capital ratio not reported.
Strong returns on its asset base.
Efficient use of shareholder capital.
Community-scale institution.
Your deposits at Security Trust & Savings Bank
Security Trust & Savings Bank is an FDIC-insured institution (Cert #968). Deposits are insured up to $250,000 per depositor, per ownership category, by the full faith and credit of the US government. Learn how to maximize your coverage →
3 branch locations
300 West 5th Street
Storm Lake, IA 50588
601 Lake Street
Storm Lake, IA 50588
101 E Main St
Rembrandt, IA 50576
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